Download RGUHS (Rajiv Gandhi University of Health Sciences) BDS 2015 December (Bachelor of Dental Surgery) 1st Year 1104 Dental Materials Old Scheme Previous Question Paper

Rajiv Gandhi University of Health Sciences, Karnataka
I B.D.S Degree Examination - DECEMBER 2015
Time: Three Hours
Max. Marks: 70 Marks
DENTAL MATERIALS (Old Scheme)
Q.P. CODE: 1104
Your answers should be specific to the questions asked
Draw neat, labeled diagrams wherever necessary
LONG ESSAYS
2 x 10 = 20 Marks
1.
Classify investment materials. Explain in detail about the composition, manipulation and properties
of phosphate bonded investment material.
2.
What are dental composites? Discuss in detail about composition, technical consideration and
setting reactions of various types of composites used in dentistry.
SHORT ESSAYS
6 x 5 = 30 Marks
3.
Mechanism of action of separating media
4.
Dimensional stability of dental waxes
5.
Casting defects
6.
Manipulation of glass ionomer cements
7.
Abrasive agents in dentistry
8.
Compomers
SHORT ANSWERS
10 x 2 = 20 Marks
9.
Casting ring
10.
Compressive stress
11.
Gold foil
12.
cold welding
13.
Thixotropic material
14.
Limitations of eugenol
15.
Condensation procedure of amalgam
16.
Exothermic reaction
17.
Enumerate indirect restorative materials.
18.
Cross linking
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